DXD - UltraShort Dow30 Product Summary The UltraShort Dow30 ProShare seeks daily investment results, before fees and expenses, that correspond to twice (200%) the inverse (opposite) of the daily performance of the Dow Jones Industrial AverageSM Index. <img src=http://stockcharts.com/c-sc/sc?s=DXD&p=D&yr=0&mn=6&dy=0&i=p78665732982&r=5029>